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How to Add MMS Photo and Video Attachments

Learn how to attach photos and videos to Sierra Interactive text messages to increase response rates and qualify leads.

Table of Contents

  1. Why This Feature Matters

  2. Step-by-Step Instructions

  3. Best Practices

  4. Troubleshooting Common Issues

  5. FAQs

Why This Feature Matters

Adding photos or videos to your messages can:

  • Enhance clarity and engagement with visual context.
  • Increase response rates with rich media.
  • Improve lead qualification through image or video walkthroughs.

Consider how often communication can feel impersonal—adding visual elements transforms your messages, making interactions feel more personalized and impactful.

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Step-by-Step Instructions

1. Connect to the Sierra Dialer

Before sending text messages with attachments:

  • Enable the Sierra Dialer at the team/account level

  • Connect to the Sierra Dialer at the individual user level

Read more: Activate and Manage the Sierra Dialer for Your Account (Manager Guide)

If your site doesn’t have the Dialer, contact support@sierrainteractive.com

2. Add Photos or Videos to a Text Message

  • While composing a message, click “Drop file here or click to select file” under the “Attach Photo or Video” section

  • Or, drag and drop your file into that area

  • Enter text content (required) before sending the message

Add a photo or video to a text message

3. Where You Can Add Photos & Videos

You can add media attachments wherever text messaging is available in Sierra, including:

  • Manual texts (Lead Detail Page or Inbox)

  • Mass texts from the Lead Dashboard

  • Text message contact templates

  • Auto responders

  • Tracking links using the Tracking Link Generator

4. Attachment Limits

  • Maximum: 3 photo and/or video files per message

  • Mix and match photos and videos in the same message

5. File Size Limits

  • Photos: Up to 5MB each (auto-scaled before sending)

  • Videos: Up to 0.5MB each (~15 seconds) due to carrier limits

     

Tip: Use Snapchat or Instagram to record and download short videos

6. Accepted File Formats

  • Photos: .jpg, .jpeg, .png, .gif

  • Videos: .mp4, .3gp, .3g2, .h261, .h263, .h264, .mpeg, .webm, .qt

7. View Sent Media in Lead History

  • All media messages appear in the lead’s correspondence history

  • Accessible from the Lead Detail Page or when composing follow-up messages

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Best Practices

  • Use clear, high-quality images that directly support your message.
  • Keep videos under 15 seconds to meet file size limits and enhance viewer engagement.
  • Add brief context in the message body to explain the attachment and its relevance.
  • Avoid sending overly large files that may fail to deliver and disrupt communication.

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Troubleshooting Common Issues

  • Issue: File won’t upload
    • Solution: Check that file format and size meet the accepted limits
  • Issue: Message won’t send
    • Solution: Confirm that you’ve entered text in addition to the attachments

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FAQs

  • How many photos or videos can I send per message?
    • You can send up to 3 combined photo/video attachments per text message.
  • What happens if I exceed the file size limit?
    • The file will fail to upload. Resize the media or record a shorter video.
  • Where can I check my MMS usage?
    • Go to the Dialer Billing Detail page in your admin to track MMS usage.

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